80462740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{829}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 177367680

約数和(自身を除く): 96904940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 211, 230, 422, 460, 829, 844, 1055, 1658, 2110, 3316, 4145, 4220, 4853, 8290, 9706, 16580, 19067, 19412, 24265, 38134, 48530, 76268, 95335, 97060, 174919, 190670, 349838, 381340, 699676, 874595, 1749190, 3498380, 4023137, 8046274, 16092548, 20115685, 40231370, 80462740]

約数ペア:

[(1, 80462740), (2, 40231370), (4, 20115685), (5, 16092548), (10, 8046274), (20, 4023137), (23, 3498380), (46, 1749190), (92, 874595), (115, 699676), (211, 381340), (230, 349838), (422, 190670), (460, 174919), (829, 97060), (844, 95335), (1055, 76268), (1658, 48530), (2110, 38134), (3316, 24265), (4145, 19412), (4220, 19067), (4853, 16580), (8290, 9706)]